Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Detroit/Pontiac, MI

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511
FNUS53 KDTX 190755
FWFDTX

Fire Weather Planning Forecast for Southeast Michigan
National Weather Service Detroit/Pontiac MI
355 AM EDT Tue Aug 19 2025

.DISCUSSION...Another round of showers and thunderstorms moves across
SE Michigan today, mainly this morning for the Tri Cities and
lingering longer into this afternoon toward metro Detroit. Warm and
humid air briefly returns today and tonight until decreasing
slightly Wednesday. Lower humidity is more noticeable late week
while temperatures hover in the 80s. Dry weather also sets in for
several days until possibly with the next cold front Saturday.

MIZ047-048-053-060-061-192130-
Midland-Bay-Saginaw-Shiawassee-Genesee-
Including the cities of Midland-Bay City-Saginaw-Owosso-Flint
355 AM EDT Tue Aug 19 2025

.TODAY...
Sky/weather.........Cloudy (75-85 percent). Showers likely until
                    8 am. Chance of thunderstorms. Showers after
                    8 am. Chance of precipitation 80 percent.
Max temperature.....74-78.
   24 hr trend......1 degree cooler.
Min humidity........71-81 percent.
   24 hr trend......25 percent wetter.
20-foot winds.......Southeast 5 to 10 mph becoming north early in
                    the afternoon.
Mixing height.......1260-1760 ft agl.
Transport winds.....Southeast 10 to 15 mph becoming north early in
                    the afternoon.
Smoke dispersal.....Fair (192).
Pcpn amount.........0.26-0.50 in.

.TONIGHT...
Sky/weather.........Mostly cloudy (70-80 percent).
Min temperature.....62-66.
   24 hr trend......1 degree warmer.
Max humidity........90-100 percent.
   24 hr trend......2 percent drier.
20-foot winds.......North 5 to 10 mph.
Mixing height.......550-750 ft agl.
Transport winds.....North around 15 mph.
Smoke dispersal.....Poor (36).
Pcpn amount.........None.

.WEDNESDAY...
Sky/weather.........Partly cloudy (40-50 percent).
Max temperature.....74-78.
   24 hr trend......3 degrees cooler.
Min humidity........55-65 percent.
   24 hr trend......10 percent drier.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......3370-3870 ft agl.
Transport winds.....North around 20 mph.
Smoke dispersal.....Good (573).
Pcpn amount.........None.


$$

MIZ049-054-055-062-192130-
Huron-Tuscola-Sanilac-Lapeer-
Including the cities of Bad Axe-Caro-Sandusky-Lapeer
355 AM EDT Tue Aug 19 2025

.TODAY...
Sky/weather.........Cloudy (75-85 percent). Rain showers likely
                    until 8 am. Slight chance of thunderstorms.
                    Rain showers after 8 am. Chance of
                    precipitation 80 percent.
Max temperature.....72-78.
   24 hr trend......2 degrees cooler.
Min humidity........72-82 percent.
   24 hr trend......25 percent wetter.
20-foot winds.......Southeast 5 to 10 mph becoming east early in
                    the afternoon.
Mixing height.......940-1440 ft agl.
Transport winds.....Southeast around 15 mph becoming east early in
                    the afternoon.
Smoke dispersal.....Fair (244).
Pcpn amount.........0.26-0.50 in.

.TONIGHT...
Sky/weather.........Mostly cloudy (70-80 percent). Slight chance of
                    showers until 2 am. Chance of precipitation 20
                    percent.
Min temperature.....60-65.
   24 hr trend......4 degrees warmer.
Max humidity........98 percent.
   24 hr trend......9 percent wetter.
20-foot winds.......Northeast 5 to 10 mph.
Mixing height.......940-1140 ft agl.
Transport winds.....North around 15 mph.
Smoke dispersal.....Poor (22).
Pcpn amount.........0.01-0.05 in.

.WEDNESDAY...
Sky/weather.........Partly cloudy (45-55 percent).
Max temperature.....72-77.
   24 hr trend......1 degree cooler.
Min humidity........66-76 percent.
   24 hr trend......10 percent drier.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......3070-3570 ft agl.
Transport winds.....North around 20 mph.
Smoke dispersal.....Good (599).
Pcpn amount.........None.


$$

MIZ063-068>070-075-076-082-083-192130-
St Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
Including the cities of Port Huron-Howell-Pontiac-Warren-Ann
Arbor-Detroit-Adrian-Monroe
355 AM EDT Tue Aug 19 2025

.TODAY...
Sky/weather.........Mostly cloudy (65-75 percent). Chance of rain
                    showers until 8 am. Chance of thunderstorms.
                    Rain showers after 8 am. Chance of
                    precipitation 80 percent.
Max temperature.....78-84.
   24 hr trend......2 degrees warmer.
Min humidity........68-78 percent.
   24 hr trend......19 percent wetter.
20-foot winds.......Southeast 5 to 10 mph becoming south in the
                    late morning and early afternoon, then becoming
                    west early in the afternoon.
Mixing height.......2100-2600 ft agl.
Transport winds.....Southeast around 10 mph becoming west early in
                    the afternoon.
Smoke dispersal.....Good (320).
Pcpn amount.........0.26-0.50 in.

.TONIGHT...
Sky/weather.........Mostly cloudy (65-75 percent). Slight chance of
                    thunderstorms until 11 pm. Slight chance of
                    showers until 2 am. Chance of precipitation 20
                    percent.
Min temperature.....62-66.
   24 hr trend......2 degrees warmer.
Max humidity........90-100 percent.
   24 hr trend......5 percent wetter.
20-foot winds.......North 5 to 10 mph.
Mixing height.......980-1180 ft agl.
Transport winds.....North around 15 mph.
Smoke dispersal.....Poor (25).
Pcpn amount.........0.11-0.25 in.

.WEDNESDAY...
Sky/weather.........Partly cloudy (55-65 percent).
Max temperature.....74-79.
   24 hr trend......5 degrees cooler.
Min humidity........62-72 percent.
   24 hr trend......7 percent drier.
20-foot winds.......North 10 to 15 mph.
Mixing height.......3360-3860 ft agl.
Transport winds.....North around 20 mph.
Smoke dispersal.....Good (596).
Pcpn amount.........None.


$$


.FORECAST DAYS 3 THROUGH 7...

.THURSDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. Northeast winds around 5 mph.
.FRIDAY...Mostly clear. Lows in the upper 50s. Highs in the lower
80s. East winds around 5 mph.
.SATURDAY...Partly cloudy. Chance of showers. Lows in the lower 60s.
Highs in the lower 80s. Southwest winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the upper 50s. Highs in the mid 70s.
.MONDAY...Mostly clear. Lows in the lower 50s. Highs in the lower
70s.

$$

BT